code: def test_np_object(self):
      x = np.array(0.0)
      y = tensor_util.convert_nonref_to_tensor(x)
      self.assertIsInstance(y, tf.Tensor)
      self.assertEqual(x, self.evaluate(y))
  
imports: import numpy
  import tensorflow.compat.v2
  from tensorflow_probability.python.bijectors import scale
  from tensorflow_probability.python.distributions import normal
  from tensorflow_probability.python.internal import tensor_util
  from tensorflow_probability.python.internal import test_util
  from tensorflow_probability.python.util import deferred_tensor
label_desc: Use image node_id 1 for calling the ConvertNonrefToTensorTest obj's underlying member method code with example usage: obj.test_np_object() without return types